dn724/dncurrency
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages 1 Wiki Activity Actions

Prevent lazy destinations usage if legacy bootstrap is enabled

Browse source
This commit is contained in:
Sergey Kroshnin 2019-11-06 23:02:24 +03:00
commit 3a3c56a5d2
2 changed files with 16 additions and 11 deletions
Download patch file Download diff file Expand all files Collapse all files

24
nano/node/bootstrap/bootstrap.cpp
View file

@ -1184,17 +1184,21 @@ void nano::bootstrap_attempt::lazy_backlog_cleanup ()
void nano::bootstrap_attempt::lazy_destinations_increment (nano::account const & destination_a)
{
// Update accounts counter for send blocks
auto existing (lazy_destinations.get<account_tag> ().find (destination_a));
if (existing != lazy_destinations.get<account_tag> ().end ())
// Enabled only if legacy bootstrap is not available. Legacy bootstrap is a more effective way to receive all existing destinations
if (node->flags.disable_legacy_bootstrap)
{
lazy_destinations.get<account_tag> ().modify (existing, [](nano::lazy_destinations_item & item_a) {
++item_a.count;
});
}
else
{
lazy_destinations.insert (nano::lazy_destinations_item{ destination_a, 1 });
// Update accounts counter for send blocks
auto existing (lazy_destinations.get<account_tag> ().find (destination_a));
if (existing != lazy_destinations.get<account_tag> ().end ())
{
lazy_destinations.get<account_tag> ().modify (existing, [](nano::lazy_destinations_item & item_a) {
++item_a.count;
});
}
else
{
lazy_destinations.insert (nano::lazy_destinations_item{ destination_a, 1 });
}
}
}

3
nano/node/bootstrap/bootstrap_bulk_pull.cpp
View file

@ -223,7 +223,8 @@ void nano::bulk_pull_client::received_block (boost::system::error_code const & e
}
// Is block expected?
bool block_expected (false);
bool unconfirmed_account_head (pull_blocks == 0 && pull.retry_limit != std::numeric_limits<unsigned>::max () && expected == pull.account_or_head && block->account () == pull.account_or_head);
// Unconfirmed head is used only for lazy destinations if legacy bootstrap is not available, see nano::bootstrap_attempt::lazy_destinations_increment (...)
bool unconfirmed_account_head (connection->node->flags.disable_legacy_bootstrap && pull_blocks == 0 && pull.retry_limit != std::numeric_limits<unsigned>::max () && expected == pull.account_or_head && block->account () == pull.account_or_head);
if (hash == expected || unconfirmed_account_head)
{
expected = block->previous ();